Abstract
WE report some preliminary results from a study of the effects of irradiation and the addition of boron on carbon fibres derived from polyacrylonitrile. Both treatments caused significant increases in the Young's modulus of the fibres, and in some cases increased the fibre strength.
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ALLEN, S., COOPER, G. & MAYER, R. Carbon Fibres of High Young's Modulus. Nature 224, 684–685 (1969). https://doi.org/10.1038/224684a0
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DOI: https://doi.org/10.1038/224684a0
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